Trade between native American communities and Europeans began in the 16th century up to the late 19th century. It was important for the creation and maintenance of trade relations with the new colonists. Besides, the native Americans helped the new settlers by teaching them skills needed for cultivating the land as well as hunting. Furthermore, the native cultures benefited from the colonists knowledge of the creation of wealth by means of capital (land), labor and entrepreneurship. In addition, they shared cultural knowledge and learnt the customs from both sides.
Yes, technically it is true that the Byzantine emperor, who believed that Muslims posed a threat to Christian Constantinople, requested help from Europe, although he mostly dealt with them himself.
The best option would be "<span>C. President, executive departments, individual federal agencies," since the Executive Branch of the US government is headed by the President and run by his cabinet, along with other agencies. </span>
He helped lay the ground work for the Civil Rights Act.
Based on the given situation above, as to how do we know that the idea of farming took shape in many areas of the world is through archaeologists have excavated different regions with findings of very early agriculture. The correct answer for this question would be the first option. Hope this helps.